package com.jiangwz.aop;

/**
 * @author jiangwz
 * @create 2021/2/22.
 */
public class A {
    private B b;

    public A() {
        System.out.println(" A had created");
    }

    public B getB() {
        return b;
    }

    public A setB(B b) {
        this.b = b;
        return this;
    }
}
